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Endoderm


Endoderm
[Gr. endon - within; Gr. derma - skin, leather] The innermost germ layer of the embryo that develops during gastrulation. It will form the lining of the respiratory and digestive organs and their derivatives.
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Endodermis is the bottom layer of skin.
In plants, it is a thin layer of parenchyma found in roots, just outside the vascular cylinder. It regulates the flow of water.
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endoderm: one of three germ layers that develops into the gastrointestinal tract.
endoplasmic reticulum (ER): an organelle comprised of a series of membranes extending throughout the cytoplasm; two types exist, rough and smooth ER.
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endodermis -- Literally "inner skin", this is a layer of cells which surrounds the central core of vascular tissue, and which helps to regulate the flow of water and dissolved substances.
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endoderm The inner layer of cells in embryonic development that gives rise to organs and tissues associated with digestion and respiration. Also, the inner tissue layer in þatworms.
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endoderm
(en-doh-durm) [Gk. endon, within + derma, skin]
The innermost of the three primary germ layers in animal embryos; lines the archenteron and gives rise to the liver, pancreas, lungs, and the lining of the digestive tract.
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endoderm - One of the three primary germ layers formed in the embryo, moved into interior by cell movements during gastrulation.
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endodermis Innermost layer of the root cortex surrounding the stele; many of the endodermal cells have Casparian strips.
endodyogeny Same as endopolyogeny except that only two daughter cells are formed.
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ectoderm
mesoderm
endoderm
Each of these will have special roles to play in building the complete animal. Some are listed in the table. Germ-layer origin of various body tissues EctodermMesodermEndoderm ...
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Gastrulation is the point in development when the implanted blastocyst develops three germ layers, the endoderm, the exoderm and the mesoderm.
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And those cells then can give rise, as I said, to all the different cells of the body and there are three major lineages that are important-the ectoderm, the mesoderm, and the endoderm-and these three divisions make up all the cells of the body, ...
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extra-embryonic membrane emerging as a sac from the hindgut's ventral wall; formed from the splanchnopleure (combination of endoderm and splanchnic mesoderm).
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having two primary germ layers (ectoderm and endoderm)
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby
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: A lower invertebrate such as jelly fish that are composed of two tissue layers (ectoderm and endoderm) and lacking the third layer (mesoderm) present in higher invertebrates and vertebrates.
Diploid number ...
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